| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Estrada-Nunez, Thais I (10)
|
MRLGAC |
1:42.78 |
1:29.68 |
-13.10 |
| 1 |
McPartland, Katie (9)
|
MRMAKO |
1:40.61 |
1:37.39 |
-3.22 |
| 2 |
Rodriguez, Esmeralda (10)
|
MRRED |
1:38.55 |
1:33.66 |
-4.89 |
| 2 |
Dunbar, Emery (10)
|
MRMAKO |
1:41.61 |
1:37.40 |
-4.21 |
| 3 |
Mullin, Allison B (9)
|
MRLGAC |
1:45.23 |
1:34.69 |
-10.54 |
| 3 |
Dopman, Sofia (10)
|
MRMAKO |
1:45.07 |
1:38.33 |
-6.74 |
| 4 |
Perez, Nicole (10)
|
MRRED |
1:38.00 |
1:35.05 |
-2.95 |
| 4 |
Murillo, Lauren S (10)
|
MRKBM |
1:38.45 |
1:39.49 |
1.04 |
| 5 |
Aguero, Helen M (10)
|
MRLGAC |
1:54.92 |
1:35.40 |
-19.52 |
| 5 |
Grossman, Sophie (9)
|
MRMAKO |
1:48.35 |
1:42.08 |
-6.27 |
| 6 |
Wong, Kelly M (10)
|
MRAPEX |
1:42.55 |
1:35.52 |
-7.03 |
| 6 |
Hsu, Kelly (9)
|
MRMAKO |
1:47.55 |
1:43.49 |
-4.06 |
| 7 |
Isom, Christina M (9)
|
MRCAS |
1:45.05 |
1:43.69 |
-1.36 |
| 8 |
Posmentier, Martina S (9)
|
MRRED |
1:44.43 |
1:45.61 |
1.18 |
| 9 |
Grossman, Sydney (9)
|
MRMAKO |
1:56.29 |
1:45.67 |
-10.62 |
| 10 |
Palmer, Avery N (10)
|
MRRED |
1:48.51 |
1:48.49 |
-0.02 |
| 11 |
Rivera, Krisna (10)
|
MRKBM |
1:47.09 |
1:49.46 |
2.37 |
| 12 |
Hallergard, Greta (10)
|
MRMAKO |
1:49.34 |
1:52.84 |
3.50 |
| 13 |
Lane, Jordan (9)
|
MRCAS |
1:45.58 |
1:53.51 |
7.93 |